Examine the probability distribution shown below Complete parts a through d. 5 10 15 20 25 30 35 40 45 50 0.03 0.07 0.15 0.15 0.25 0.15 0,08 0,03 0 03 0.06 0. = 10 05] [Houng to two decimal places as noogod.) b. Denote the expected value as u. Calculate u - a and p + a. -a# 14.51 (Round to two decimal places as needed.) * a= 35.80 (Round to two decimal places as needed.) C. Determine the proportion of the distribution that is contained within the interval pea. (Type an integer or a decimal.) d. Ropeat part c for (1) p # 20 and (2) p 1 Ja. (1) Determine the proportion of the distribution that is contained within the interval ji t 20, (Type an integer or a decimal.) (2) Determine the proportion of the distribution that is contained within the interval p t Jo, (Type an integer or a decimal.)